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DMRC 2018 Quantitative Aptitude Quiz 10

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Question 1

Choose the most appropriate answer:-

The average weight of 5 men is increased by 2 Kg when one of the men whose weight is 60 Kg is replaced by a new man. The weight of the new man is

Question 2

Choose the most appropriate answer:-

A and B can do a piece of work in 18 days; B and C can do it in 24 days, A and C can do it in 36 days. In how many days B alone can finish the work?

Question 3

Choose the most appropriate answer:-

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

Question 4

find the value of

Question 5

what is

equal to?

Question 6

Simplify: 69 X 69 X 69 - 65 X 65 X 65
69 X 69 + 69 X 65 + 65 X 65

Question 7

The average age of 8 men is increased by 4 years when one of them whose age is 30 years is replaced by a new man. What is the age of new man?

Question 8

Divide Rs. 80 in the proportion of 3:6:7.

Question 9

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

Question 10

A bag contains 25 paise, 50 paise and 1 Rs coins. There are 220 coins in all and the total amount in the bag is Rs. 160. If there are thrice as many 1 Rs. coins as there are 25 paise coins, then what is the number of 50 paise coins?

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GATE & PSU CS Quantitative Aptitude

Jun 10GATE & PSU CS